Description
Description: Support bluetooth 4.1 mode, support automatically back to even, support to decode WAV / APE / FLAC / MP3 files losslessly, support to output stereo, with 3W power amplifier on board, support USB audio function, support the TF card downloading, support U disk TF card playing, supprot IR remote function.Parameters characteristics:
Power supply: DC 3.7-5VSNR: 90dBTHD+N: -70dBCrosstalk: -86dBDNR: 91dBSupport profile: A2DP / AVCTP / AVDTP / AVRCP / HFPLOS > 15m
Operating specification: Mode control:bluetooth mode is default, powered on when there is no U disk or TF card installed on board; And music mode is defult, powered on when U disk or TF card is installed on board. Switching mode using adkey or IR remote. Music mode:Playing the audio files stored in the U disk and TF card,when plug into U disk and TF card. bluetooth mode:When switching mode and playing The bluetooth device is ready to pair,it goes into bluetooth mode and is ready to pair. The device named XY_BT Cell phone searched is the decoding board device.Connecting the XY_BT device with cell phone, the decoding board plays The bluetooth device is connected successfuly, the decoding board has connected with the cell phone successfully, and you can playing music through the bluetooth device. Showing in the below picture .
Interface details:
Micro USB powerUniversal Micro USB 5V power supplyUSB AudioConnect to a computer via a USB cable to use as an external sound cardU disk interfaceSupports playing MP3/WAV/APE/FLAC files in U disk and supports FAT16/32 file formatLED indicationbluetooth mode blue light is on, music mode blue light is blinkingTF card interfaceSupports playing MP3/WAV/APE/FLAC files in TF card and supports FAT16/32 file formatInfrared remote controlSupport infrared remote control operation, the function is as defined belowAD key interfaceButton interface, providing different resistance parameters to achieve different button functionsbluetooth decoding ICDecoder board master chip3.5mm stereo outputStandard 3.5mm interface, output stereo sound source, can be plugged into headphones, connected to power amplifier and other equipmentRight channel 3WAudio right channel output, can drive 3W speakersLeft channel 3WAudio left channel output, can drive 3W speakers3W*2 amplifierOnboard 2 channel 3W amplifier for stereo drive 3W speaker3.7-5V power supply padRealize external 3.7-5V power supply modification
Button and remote control function definition:
ButtonFunctionPREV/V-Short press the previous track, long press the volume to decreaseP/MODEShort press play and pause switch, long press mode switchNEXT/V+Short press next song, long press the volume to increaseMODETF card, U disk, bluetooth mode switchingRPTSingle/cycle switchingEQSound mode switching Package Included:
1 x bluetooth decoder board1 x Remote control
